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Finding the Fourth Proportional to 5,955.33, 8,199.65 and 5,057.20

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Solution

The fourth proportional to 5,955.33, 8,199.65 and 5,057.20 is: 6,963.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,955.33 : 8,199.65 = 5,057.20 : x
  2. Step 2: Convert to fraction form
    5,955.33/8,199.65 = 5,057.20/x
  3. Step 3: Cross multiply
    5,955.33x = 8,199.65 × 5,057.20
  4. Step 4: Simplify right side
    5,955.33x = 41,467,269.98
  5. Step 5: Solve for x
    x = 41,467,269.98/5,955.33
  6. Step 6: Final answer
    x = 6,963.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.